body {
  margin: 0;
  padding: 0;
  background: #f4f4f4;
}

.w {
  position: relative;
  width: 1190px;
  height: 100%;
  margin: 0 auto;
}

a {
  color: inherit;
  text-decoration: none
}

svg.icon {
  width: 100%;
  height: 100%;
}

ul {
  margin: 0;
  padding: 0;
}

ul li {
  list-style-type: none;
}

* {
  margin: 0;
  padding: 0;
}

img {
  width: 100%;
  height: 100%;
  vertical-align: middle;
  text-align: center;
}

input, button {
  outline: none;
  border: 0;
  border-radius: 0;
}

.clear::after {
  content: "";
  display: block;
  clear: both;
}

.left {
  float: left;
}

.select {
  user-select: none;
}

em, i {
  text-decoration: none;
  font-style: normal;
}

.ellipsis {
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
}

a.red {
  color: #e33333;
}

.filter a img {
  transition: opacity .2s;
}

.filter a:hover img {
  opacity: .8;
}

h3.ht {
  margin: 12px 20px;
  font-size: 24PX;
  height: 32px;
  display: inline-block;
  line-height: 32px;
}

h3.ht a {
  display: block;
  width: 100%;
  height: 100%;
}

h3.ht span {
  display: block;
  float: left;
  color: #333;
}

h3.ht a:hover {
  color: #333;
}

h3.ht .icon-arrow {
  margin: 8px;
}

a .icon-arrow {
  display: inline-block !important;
  background-image: url(//misc.360buyimg.com/mtd/pc/index_2019/1.0.0/assets/sprite/tit_arrow/sprite.png);
  background-size: 200%;
  background-position: 100% 0;
  overflow: hidden;
  width: 16px;
  height: 16px;
}

a .icon-arrow::after {
  content: "";
  display: block;
  width: 16px;
  height: 16px;
  background-image: url(//misc.360buyimg.com/mtd/pc/index_2019/1.0.0/assets/sprite/tit_arrow/sprite.png);
  background-size: 200%;
  background-position: 200% 0;
  transition: .2s;
  opacity: 0;
}

a:hover .icon-arrow::after {
  opacity: 1;
}

@media screen and (max-width: 1380px) {
  .w {
    width: 990px;
  }
}